异色溲疏Deutzia discolor
中文名（Chinese Name）：异色溲疏
学名（Scientific Name）：Deutzia discolor Hemsl.
英文名（English Common Name）：
别名（Chinese Common Name）：白花溲疏
异名（Synonym）：Deutzia densiflora Rehder Deutzia discolor f. compacta Diels Deutzia globosa Duthie Deutzia discolor var. major Veitch Deutzia discolor var. bicruristyli P. He Deutzia discolor var. gannanensis L. C. Wang et X. G. Sun Deutzia reflexa Duthie Deutzia longifolia var. farreri Airy Shaw Deutzia discolor var. typica C.K. Schneid.
科属（Family & Genus）：虎耳草科（Saxifragaceae）溲疏属
形态特征（Description）：灌木，高2-3米；老枝圆柱形，褐色或灰褐色，疏被星状毛或无毛，表皮片状脱落，花枝长5-15厘米，具2-4（-6）叶，浅褐色，疏被星状毛。叶纸质，椭圆状披针形或长圆状披针形，长5-10厘米，宽2-3厘米，先端急尖，基部楔形或阔楔形，边缘具细锯齿，齿端角质，上面绿色，疏被4-6辐线星状毛，下面灰绿色，密被10-20（-13）辐线星状毛，两面均具中央长辐线，侧脉每边5-6条，网脉不明显；叶柄长3-6毫米，被星状毛。聚伞花序长6-10厘米，直径5-8厘米，有花12-20多朵；花蕾长圆形；花冠直径1.5-2厘米；花梗长1-1.5厘米，柔弱；萼筒杯状，高3-3.5毫米，直径3.5-4毫米，密被10-12辐线星状毛，裂片长圆状披针形，先端渐尖，与萼筒等长或稍长，绿色，被毛较稀疏；花瓣白色，椭圆形，长10-12毫米，宽5-6毫米，先端圆形，外面疏被星状毛，花蕾时内向镊合状排列；外轮雄蕊长5.5-7毫米，花丝先端2齿，齿长不达花药，花药卵形或球形，具长柄，药隔常被星状毛，内轮雄蕊长3.5-5毫米，形状与外轮相似；花柱3-4，与雄蕊等长或稍长。蒴果半球形，直径4.5-6毫米，褐色，宿存萼裂片外反。花期6-7月，果期8-10月。
分布（Distribution）：产陕西、甘肃、河南、湖北和四川，生于海拔1000-2500米山坡或溪边灌丛中。
用途（Use）：
引自中国植物志英文版：FOC Vol. 8 Page 387
Deutzia discolor Hemsley in F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 23: 275. 1887.
异色溲疏 yi se sou shu| Saxifragaceae | Deutzia
Deutzia densiflora Rehder; D. discolor var. bicruristyli P. He; D. discolor f. compacta Diels; D. discolor var. gannanensis L. C. Wang & X. G. Sun; D. discolor var. major Veitch; D. globosa Duthie; D. longifolia Franchet var. farreri Airy Shaw; D. reflexa Duthie; D. vilmorinae Lemoine & Bois.
Shrubs 2-3 m tall. Flowering branchlets brownish, 5-15 cm, 2-4(-6) leaved, sparsely stellate hairy. Petiole 3-6 mm; leaf blade abaxially greenish gray, adaxially greenish, elliptic-lanceolate or oblong-lanceolate, 5-10 × 2-3 cm, papery, abaxially densely 10-12(or 13)-rayed stellate hairy, adaxially sparsely 4-6-rayed stellate hairy, hairs with central rays on both surfaces, veins in 5 or 6 pairs, base cuneate or broadly so, margin serrulate, apex acute. Cymes 6-10 × 5-8 cm, 12-20-flowered; pedicels 1-1.5 cm. Calyx tube 3-3.5 × 3.5-4 mm, densely 10-12-rayed stellate hairy; lobes oblong-lanceolate, subequaling or slightly longer than tube. Petals induplicate, white, elliptic, 10-12 × 5-6 mm. Outer stamens 5.5-7 mm; filaments 2-dentate at apex, teeth not reaching anthers, acute at apex; anthers stalked, ovoid or globose. Inner stamens 3.5-5 mm. Styles 3 or 4, subequaling or slightly longer than stamens. Capsule brown, hemispheric, 4.5-6 mm in diam., with persistent, recurved calyx lobes. Fl. Jun-Jul, fr. Aug-Oct.
* Mixed thickets, mountain slopes, stream banks; 1000-2500 m. Gansu, Henan, Hubei, Shaanxi, Sichuan.
（责任编辑：徐晔春）
学名（Scientific Name）：Deutzia discolor Hemsl.
英文名（English Common Name）：
别名（Chinese Common Name）：白花溲疏
异名（Synonym）：Deutzia densiflora Rehder Deutzia discolor f. compacta Diels Deutzia globosa Duthie Deutzia discolor var. major Veitch Deutzia discolor var. bicruristyli P. He Deutzia discolor var. gannanensis L. C. Wang et X. G. Sun Deutzia reflexa Duthie Deutzia longifolia var. farreri Airy Shaw Deutzia discolor var. typica C.K. Schneid.
科属（Family & Genus）：虎耳草科（Saxifragaceae）溲疏属
形态特征（Description）：灌木，高2-3米；老枝圆柱形，褐色或灰褐色，疏被星状毛或无毛，表皮片状脱落，花枝长5-15厘米，具2-4（-6）叶，浅褐色，疏被星状毛。叶纸质，椭圆状披针形或长圆状披针形，长5-10厘米，宽2-3厘米，先端急尖，基部楔形或阔楔形，边缘具细锯齿，齿端角质，上面绿色，疏被4-6辐线星状毛，下面灰绿色，密被10-20（-13）辐线星状毛，两面均具中央长辐线，侧脉每边5-6条，网脉不明显；叶柄长3-6毫米，被星状毛。聚伞花序长6-10厘米，直径5-8厘米，有花12-20多朵；花蕾长圆形；花冠直径1.5-2厘米；花梗长1-1.5厘米，柔弱；萼筒杯状，高3-3.5毫米，直径3.5-4毫米，密被10-12辐线星状毛，裂片长圆状披针形，先端渐尖，与萼筒等长或稍长，绿色，被毛较稀疏；花瓣白色，椭圆形，长10-12毫米，宽5-6毫米，先端圆形，外面疏被星状毛，花蕾时内向镊合状排列；外轮雄蕊长5.5-7毫米，花丝先端2齿，齿长不达花药，花药卵形或球形，具长柄，药隔常被星状毛，内轮雄蕊长3.5-5毫米，形状与外轮相似；花柱3-4，与雄蕊等长或稍长。蒴果半球形，直径4.5-6毫米，褐色，宿存萼裂片外反。花期6-7月，果期8-10月。
分布（Distribution）：产陕西、甘肃、河南、湖北和四川，生于海拔1000-2500米山坡或溪边灌丛中。
用途（Use）：
引自中国植物志英文版：FOC Vol. 8 Page 387
Deutzia discolor Hemsley in F. B. Forbes & Hemsley, J. Linn. Soc., Bot. 23: 275. 1887.
异色溲疏 yi se sou shu| Saxifragaceae | Deutzia
Deutzia densiflora Rehder; D. discolor var. bicruristyli P. He; D. discolor f. compacta Diels; D. discolor var. gannanensis L. C. Wang & X. G. Sun; D. discolor var. major Veitch; D. globosa Duthie; D. longifolia Franchet var. farreri Airy Shaw; D. reflexa Duthie; D. vilmorinae Lemoine & Bois.
Shrubs 2-3 m tall. Flowering branchlets brownish, 5-15 cm, 2-4(-6) leaved, sparsely stellate hairy. Petiole 3-6 mm; leaf blade abaxially greenish gray, adaxially greenish, elliptic-lanceolate or oblong-lanceolate, 5-10 × 2-3 cm, papery, abaxially densely 10-12(or 13)-rayed stellate hairy, adaxially sparsely 4-6-rayed stellate hairy, hairs with central rays on both surfaces, veins in 5 or 6 pairs, base cuneate or broadly so, margin serrulate, apex acute. Cymes 6-10 × 5-8 cm, 12-20-flowered; pedicels 1-1.5 cm. Calyx tube 3-3.5 × 3.5-4 mm, densely 10-12-rayed stellate hairy; lobes oblong-lanceolate, subequaling or slightly longer than tube. Petals induplicate, white, elliptic, 10-12 × 5-6 mm. Outer stamens 5.5-7 mm; filaments 2-dentate at apex, teeth not reaching anthers, acute at apex; anthers stalked, ovoid or globose. Inner stamens 3.5-5 mm. Styles 3 or 4, subequaling or slightly longer than stamens. Capsule brown, hemispheric, 4.5-6 mm in diam., with persistent, recurved calyx lobes. Fl. Jun-Jul, fr. Aug-Oct.
* Mixed thickets, mountain slopes, stream banks; 1000-2500 m. Gansu, Henan, Hubei, Shaanxi, Sichuan.
（责任编辑：徐晔春）
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